13 Actors Share What It's Like to Act in CGI Movies and TV Shows

What's it like to act with CGI? Ars Technica asked a group of actors and actresses at San Diego Comic-Con. Tim Roth ("The Hulk"), Ricky Whittle ("American Gods"), Graham McTavish ("The Hobbit"), David Harbour ("Stranger Things"), Sendhil Ramamurthy ("Heroes"), Michael Rooker ("Guardians of the Galaxy"), Cas Anvar ("The Expanse"), Julie Ann Emery ("Preacher"), and the casts of "The Magicians" and "Timeless" revealed their experience acting in scenes with a tennis ball on a stick.